On dipping and apparent lights for sunk reefs and pierheads of harbours : with a description of an apparent light, the illumination of which is derived from a distant lamp situated on the shore, erected in 1851 by the Commissioners of the Northern Lighthouses, on a sunk rock in the Bay of Stornoway /
Stevenson, Thomas,1818-1887.
Stevenson, Thomas,1818-1887,former owner.StEdNL
text
Edinburgh : Printed by Neill and Company,
1854.
"From the Transactions of the Royal Scottish Society of Arts."
Manuscript signature of "Thomas Stevenson" at the head of the title page."
Beacons
Buoys
Piers
Reefs
Scotland Edinburgh